MZY LLC 6pcs Side Brushes 6 Armed For iRobot Roomba 500 600 700 Series  510 530 532 535 540 545 550 552 560 562 570 580 581 582 585 595 600 620 630 650 660 700 760 770 780 790 Replacement Parts MODEL: Compatible with iRobot Roomba 500&600&700 series, for 700 760 770 780 790 600 620 630 650 660 510 530 532 535 540 545 550 552 560 562 570 580 581 582 585 595 PACKAGE: 6 pcs replacement brushes for iRobot Roomba 500&600&700 series ADVANTAGE: High effeciency to remove dust and pet hair around cornerm, easy to replace for routine maintenance SUGGESTION: Roomba vacuum parts should be replaced every 2 - 3 months to keep your Roomba operating at peak performance 100% MONEY-BACK GUARANTEE: MZY LLC are backed by 100% guarantee that you are fully satisfied with your product or get your money back